Home / 12,731,620,498.20-19,097,430,747.30-4,449,643,954.20

Finding the Fourth Proportional to 12,731,620,498.20, 19,097,430,747.30 and 4,449,643,954.20

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Solution

The fourth proportional to 12,731,620,498.20, 19,097,430,747.30 and 4,449,643,954.20 is: 6,674,465,931.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,620,498.20 : 19,097,430,747.30 = 4,449,643,954.20 : x
  2. Step 2: Convert to fraction form
    12,731,620,498.20/19,097,430,747.30 = 4,449,643,954.20/x
  3. Step 3: Cross multiply
    12,731,620,498.20x = 19,097,430,747.30 × 4,449,643,954.20
  4. Step 4: Simplify right side
    12,731,620,498.20x = 84,976,767,265,476,624,384
  5. Step 5: Solve for x
    x = 84,976,767,265,476,624,384/12,731,620,498.20
  6. Step 6: Final answer
    x = 6,674,465,931.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.